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MAX16814AUP/V+T
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MAX16814AUP/V+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: LED Driver
  • Characteristics: High Efficiency, Wide Input Voltage Range, Dimming Control
  • Package: 20-TSSOP (Thin Shrink Small Outline Package)
  • Essence: Power Management IC for LED Lighting Applications
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 40V
  • Output Voltage Range: Up to 60V
  • Maximum Output Current: 1.5A
  • Dimming Control: Analog/PWM
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX16814AUP/V+T has a total of 20 pins. The pin configuration is as follows:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin for output voltage regulation
  4. EN: Enable pin for turning the device on/off
  5. DIM: Dimming control input pin
  6. VCC: Supply voltage pin for internal circuitry
  7. CS: Current sense pin for monitoring LED current
  8. LX: Switching node pin for connecting the inductor
  9. BST: Boost capacitor connection pin
  10. AGND: Analog ground pin
  11. PGND: Power ground pin
  12. SS/TR: Soft-start and thermal shutdown pin
  13. OVP: Overvoltage protection pin
  14. COMP: Compensation pin for loop stability
  15. RT: External resistor connection for setting switching frequency
  16. CT: External capacitor connection for setting soft-start time
  17. PWM: Pulse-width modulation input pin
  18. ADJ: Adjust pin for setting LED current
  19. VREF: Reference voltage output pin
  20. VOUT: Output voltage pin

Functional Features

  • High efficiency power conversion for LED lighting applications
  • Wide input voltage range allows for versatile use in various systems
  • Dimming control capability enables brightness adjustment
  • Overvoltage protection ensures safe operation
  • Soft-start and thermal shutdown features for reliable performance

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Wide input voltage range provides flexibility in system design - Dimming control allows for customized lighting levels - Overvoltage protection ensures device and system safety - Soft-start and thermal shutdown enhance reliability

Disadvantages: - Limited maximum output current of 1.5A - Requires external components for proper operation - Relatively small package size may require careful handling during assembly

Working Principles

The MAX16814AUP/V+T is a power management IC specifically designed for driving LEDs in lighting applications. It operates by converting the input voltage into a regulated output voltage suitable for driving LEDs. The device utilizes a boost converter topology to achieve high efficiency power conversion.

The input voltage range of 4.5V to 40V allows for compatibility with a wide range of power sources. The integrated dimming control feature enables the adjustment of LED brightness through analog or pulse-width modulation (PWM) signals.

The MAX16814AUP/V+T incorporates various protection mechanisms, such as overvoltage protection, soft-start, and thermal shutdown, to ensure safe and reliable operation. These features safeguard the device and the connected LEDs from potential damage due to abnormal operating conditions.

Detailed Application Field Plans

The MAX16814AUP/V+T is widely used in various LED lighting applications, including:

  1. Automotive Lighting: Used in headlights, taillights, and interior lighting systems of automobiles.
  2. Architectural Lighting: Applied in outdoor and indoor lighting fixtures for buildings and structures.
  3. Industrial Lighting: Utilized in high-bay lighting, streetlights, and warehouse lighting systems.
  4. Signage Lighting: Used for illuminating signs, billboards, and displays.
  5. Residential Lighting: Applied in LED bulbs, downlights, and track lighting fixtures.

The versatility of the MAX16814AUP/V+T makes it suitable for a wide range of lighting applications, providing efficient and reliable LED driving solutions.

Detailed and Complete Alternative Models

  1. MAX16814AATI+: Similar to MAX16814AUP/V+T but available in a 28-TQFN (Thin Quad Flat No-Lead) package.
  2. MAX16814BETE+: Variant with extended temperature range (-40°C to +150°C) for harsh environment applications.
  3. MAX16814CETE+: Enhanced version with higher maximum output current of 2A for driving more powerful LEDs.
  4. MAX16814DCTE+: Lower voltage variant with input voltage range of 4.5V to 28V, suitable for specific low-power applications.

These alternative models offer similar functionality to the MAX16814

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi MAX16814AUP/V+T dalam penyelesaian teknikal

  1. What is the maximum input voltage for MAX16814AUP/V+T?
    - The maximum input voltage for MAX16814AUP/V+T is 28V.

  2. What is the typical output current capability of MAX16814AUP/V+T?
    - The typical output current capability of MAX16814AUP/V+T is 1.5A.

  3. Can MAX16814AUP/V+T be used in automotive lighting applications?
    - Yes, MAX16814AUP/V+T is suitable for automotive lighting applications.

  4. What is the operating temperature range of MAX16814AUP/V+T?
    - The operating temperature range of MAX16814AUP/V+T is -40°C to +125°C.

  5. Does MAX16814AUP/V+T have overvoltage protection?
    - Yes, MAX16814AUP/V+T features overvoltage protection.

  6. Is MAX16814AUP/V+T compatible with PWM dimming control?
    - Yes, MAX16814AUP/V+T is compatible with PWM dimming control.

  7. What is the typical efficiency of MAX16814AUP/V+T in LED driver applications?
    - The typical efficiency of MAX16814AUP/V+T in LED driver applications is 90%.

  8. Can MAX16814AUP/V+T be used in both buck and boost configurations?
    - Yes, MAX16814AUP/V+T can be used in both buck and boost configurations.

  9. What is the recommended input capacitor value for MAX16814AUP/V+T?
    - The recommended input capacitor value for MAX16814AUP/V+T is 10µF.

  10. Does MAX16814AUP/V+T have thermal shutdown protection?
    - Yes, MAX16814AUP/V+T includes thermal shutdown protection.